/* +------------------------------------------------------------------------+
   |                     Mobile Robot Programming Toolkit (MRPT)            |
   |                          https://www.mrpt.org/                         |
   |                                                                        |
   | Copyright (c) 2005-2021, Individual contributors, see AUTHORS file     |
   | See: https://www.mrpt.org/Authors - All rights reserved.               |
   | Released under BSD License. See: https://www.mrpt.org/License          |
   +------------------------------------------------------------------------+ */
#pragma once

#include <mrpt/math/geometry.h>
#include <mrpt/opengl/CRenderizableShaderTriangles.h>
#include <mrpt/poses/CPose3D.h>

namespace mrpt::opengl
{
/** A planar disk in the XY plane.
 *
 * ![mrpt::opengl::CDisk](preview_CDisk.png)
 *
 *  \sa opengl::COpenGLScene
 * \ingroup mrpt_opengl_grp
 */
class CDisk : public CRenderizableShaderTriangles
{
	DEFINE_SERIALIZABLE(CDisk, mrpt::opengl)

   public:
	/** @name Renderizable shader API virtual methods
	 * @{ */
	void onUpdateBuffers_Triangles() override;
	/** @} */

	void setDiskRadius(float outRadius, float inRadius = 0)
	{
		m_radiusIn = inRadius;
		m_radiusOut = outRadius;
		CRenderizable::notifyChange();
	}

	float getInRadius() const { return m_radiusIn; }
	float getOutRadius() const { return m_radiusOut; }

	/** Default=50 */
	void setSlicesCount(uint32_t N)
	{
		m_nSlices = N;
		CRenderizable::notifyChange();
	}

	/** Evaluates the bounding box of this object (including possible children)
	 * in the coordinate frame of the object parent. */
	mrpt::math::TBoundingBox getBoundingBox() const override;

	/** Ray tracing
	 */
	bool traceRay(const mrpt::poses::CPose3D& o, double& dist) const override;

	/** Constructor
	 */
	CDisk() = default;
	CDisk(float rOut, float rIn, uint32_t slices = 50)
		: m_radiusIn(rIn), m_radiusOut(rOut), m_nSlices(slices)
	{
	}

	/** Private, virtual destructor: only can be deleted from smart pointers */
	~CDisk() override = default;

   protected:
	float m_radiusIn = 0, m_radiusOut = 1;
	uint32_t m_nSlices = 50;
};

}  // namespace mrpt::opengl
